CN217766536U - Based on relay protection secondary circuit overhauls terminal for electric power - Google Patents

Abstract

The utility model relates to a secondary circuit overhauls terminal technical field, and disclose a maintenance terminal based on relay protection secondary circuit for electric power, including the terminal main part, a plurality of detection grooves have all been seted up to terminal main part both sides, all fixed maintenance terminal that is equipped with in a plurality of detection grooves, all rotate in a plurality of detection grooves and wear to be equipped with two-way lead screw, a plurality of two-way lead screw head and the tail fixed connection, the terminal main part is worn out and the fixed crank that is equipped with to the tip of two-way lead screw, the movable plate is worn to be equipped with by the equal screw thread in the pole wall both ends of every two-way lead screw, the fixed slide bar that is equipped with of lower extreme of movable plate, the fixed cover of pole wall of slide bar is equipped with splint, the pole wall cover of slide bar is equipped with first spring, the both ends of first spring respectively with slide bar and splint fixed connection, two adjacent splint lower extremes are equipped with synchronous pulling mechanism. The utility model discloses can carry out stable clamp to the wire of multiple different specifications and carry out and detect simultaneously.

Description

Based on relay protection secondary circuit overhauls terminal for electric power

Technical Field

The utility model relates to a secondary circuit overhauls terminal technical field, especially relates to a based on relay protection secondary circuit overhauls terminal for electric power.

Background

The electric circuit formed by connecting the secondary devices together according to certain functional requirements is called secondary wiring or secondary circuit, and is an essential component for ensuring safe production, economic operation and reliable power supply of the power system.

Wherein patent number is CN215812924U discloses a relay protection secondary circuit overhauls and uses terminal, this maintenance terminal passes through the threaded rod, the gag lever post, the setting of screw through-hole and gag lever post through-hole, when making the threaded rod forward rotate, wire splint on the threaded rod can move along the gag lever post in opposite directions, thereby press from both sides tight wire, when threaded rod antiport, wire splint on the threaded rod can move along the gag lever post dorsad, thereby loosen tight wire, thereby when the wire is pressed from both sides tightly, prevented that the wire from binding post from droing, when needing to change the wire or to binding post maintenance, loosen tight wire, thereby conveniently take off the wire from binding post.

The technical scheme has certain defects in use:

the moving distance of the plurality of wire clamping plates inside the wiring terminal is certain, when the specifications of the wires are different, part of the wires cannot be clamped effectively and stably, and the detection stability of the overhaul terminal is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can carry out the stable clamp to the wire of multiple different specifications and carry out and detect simultaneously, and the relay protection secondary circuit overhauls terminal for based on electric power that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a relay protection secondary circuit maintenance terminal for electric power comprises a terminal main body, wherein a plurality of detection grooves are formed in both sides of the terminal main body, maintenance terminals are fixedly arranged in the detection grooves,

a plurality of bidirectional screw rods are rotatably arranged in the detection grooves in a penetrating way, the bidirectional screw rods are fixedly connected end to end, the end parts of the bidirectional screw rods penetrate through the terminal main body and are fixedly provided with cranks,

moving plates are threaded at two ends of the rod wall of each bidirectional screw rod in a penetrating manner, a sliding rod is fixedly arranged at the lower end of each moving plate, clamping plates are fixedly sleeved on the rod walls of the sliding rods, first springs are sleeved on the rod walls of the sliding rods, two ends of each first spring are fixedly connected with the sliding rods and the clamping plates respectively,

the lower ends of two adjacent clamping plates are provided with synchronous pulling mechanisms.

Preferably, the two adjacent bidirectional screw rods are welded.

Preferably, the synchronous pulling mechanism comprises a rotating rod, two pull ropes are wound on the rod wall of the rotating rod, one ends of the pull ropes, far away from the rotating rod, are fixedly provided with pull rings, the pull rings are rotatably connected with the clamping plates, and a rotating handle is fixedly arranged on the rod wall of the rotating rod.

Preferably, the winding directions of the two pull ropes are opposite.

Preferably, the fixed cover in the outside of bull stick is equipped with the gear, the bottom meshing of gear is equipped with the rack, the inside slip of rack is equipped with the dead lever, dead lever and terminal main part fixed connection, the outside cover of dead lever is equipped with the second spring, the both ends of second spring respectively with dead lever and rack fixed connection.

Preferably, the inside both ends of rack all slide and wear to be equipped with the gag lever post, gag lever post and terminal main part fixed connection.

Preferably, two the splint are close to one side and all have seted up the silica gel board.

Compared with the prior art, the utility model provides a based on relay protection secondary circuit overhauls terminal for electric power possesses following beneficial effect:

1. this overhaul terminal based on relay protection secondary circuit for electric power through two-way lead screw, crank, movable plate, slide bar, first spring and splint and the silica gel board that is equipped with, can be connected the back when wire and overhaul terminal and carry out preliminary location to the wire.

2. This overhaul terminal based on relay protection secondary circuit for electric power through splint, silica gel board, first spring, synchronous pulling mechanism, gear, rack, gag lever post, dead lever and the second spring that is equipped with, can make splint closely step up the wire according to the specification difference of wire, improves the terminal and connects back overhaul stability.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses convenient operation can carry out first centre gripping back to a plurality of wires, carries out final stable centre gripping to different wires according to the specification of different wires, improves the centre gripping stability of overhauing the terminal.

Drawings

Fig. 1 is a schematic structural view of a maintenance terminal based on a relay protection secondary circuit for electric power according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a schematic structural diagram of the terminal body in fig. 1.

In the figure: the device comprises a terminal body 1, a detection groove 2, an overhaul terminal 3, a bidirectional screw rod 4, a crank 5, a moving plate 6, a sliding rod 7, a clamping plate 8, a first spring 9, a rotating rod 10, a pull rope 11, a pull ring 12, a rotating handle 13, a gear 14, a rack 15, a fixed rod 16, a second spring 17, a limiting rod 18 and a silica gel plate 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 and 3, a maintenance terminal based on relay protection secondary circuit for electric power, including terminal main body 1, a plurality of detection groove 2 have all been seted up to terminal main body 1 both sides, all fixed maintenance terminal 3 that is equipped with in a plurality of detection groove 2, through stretching into the wire and detect in groove 2 and be connected with maintenance terminal 3, can detect work.

Referring to fig. 1, a plurality of detection grooves 2 are internally and rotatably provided with a bidirectional screw rod 4, the bidirectional screw rods 4 are fixedly connected end to end, and the two adjacent bidirectional screw rods 4 are welded to ensure the stability of the plurality of bidirectional screw rods 4 during rotation.

Referring to fig. 1, the end of the bidirectional screw rod 4 penetrates through the terminal body 1 and is fixedly provided with a crank 5, and the crank 5 can drive the bidirectional screw rods 4 to synchronously rotate.

Referring to fig. 1, a movable plate 6 is worn to be equipped with by the equal screw thread in pole wall both ends of every two-way lead screw 4, the fixed slide bar 7 that is equipped with of lower extreme of movable plate 6, the fixed cover in pole wall of slide bar 7 is equipped with splint 8, two splint 8 are close to one side mutually and have all been seted up silica gel plate 19, the pole wall cover of slide bar 7 is equipped with first spring 9, the both ends of first spring 9 respectively with slide bar 7 and splint 8 fixed connection, setting through silica gel plate 19, when splint 8 carry out the centre gripping to the wire, do not cause the crushing to the wire when guaranteeing clamping stability.

Referring to fig. 2, the synchronous pulling mechanism is arranged at the lower ends of two adjacent clamping plates 8, the synchronous pulling mechanism comprises a rotating rod 10, two pull ropes 11 are wound on the rod wall of the rotating rod 10, the winding directions of the two pull ropes 11 are opposite, the rotating rod 10 can pull the two pull ropes 11 when rotating, one end of each pull rope 11, which is far away from the rotating rod 10, is fixedly provided with a pull ring 12, the pull ring 12 is rotatably connected with the clamping plates 8, a rotating handle 13 is fixedly arranged on the rod wall of the rotating rod 10, and the rotating rod 10 can be rapidly rotated through the arrangement of the rotating plate 13.

Referring to fig. 2, a gear 14 is fixedly sleeved on the outer side of the rotating rod 10, a rack 15 is meshed with the bottom of the gear 14, a fixing rod 16 is arranged inside the rack 15 in a sliding mode, the fixing rod 16 is fixedly connected with the terminal main body 1, limiting rods 18 penetrate through the two ends of the inside of the rack 15 in a sliding mode, the limiting rods 18 are fixedly connected with the terminal main body 1, and the rack 15 is limited and supported in moving through the limiting rods 18.

Referring to fig. 2, a second spring 17 is sleeved outside the fixed rod 16, two ends of the second spring 17 are fixedly connected with the fixed rod 16 and the rack 15, respectively, and the rotation position of the rotary rod 10 is limited and determined by the engagement of the rack 15 and the gear 14.

The utility model discloses in, when carrying out secondary circuit maintenance, stretch into a plurality of wires and detect in the groove 2 and be connected with maintenance terminal 3, rotate crank 5 afterwards, make crank 5 drive a plurality of two-way lead screw 4 and rotate, thereby two adjacent movable plates 6 begin to be close to and contact splint 8 and the biggest wire of specification, stall crank 5 afterwards, press down rack 15, make rack 15 slide and spur bullet second spring 17 along dead lever 16 and gag lever post 18, make rack 15 and gear 14 separation, rotate the crank 13 immediately, make bull stick 10 convolute two stay cords 11, make stay cord 11 stimulate splint 8 through pull ring 12, make two splint 8 press from both sides the wire of the less specification after just fixing a position tightly, and loosen rack 15 after pressing from both sides tightly, make through second spring 17's elasticity answer rack 14 and rack 15 mesh once more, the position of bull stick 17 and splint 8 is confirmed, the completion is stabilized to press from both sides tightly the wire.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. A maintenance terminal based on a relay protection secondary circuit for electric power comprises a terminal main body (1) and is characterized in that a plurality of detection grooves (2) are formed in two sides of the terminal main body (1), maintenance terminals (3) are fixedly arranged in the detection grooves (2),

a plurality of bidirectional screw rods (4) are rotatably arranged in the detection grooves (2) in a penetrating way, the bidirectional screw rods (4) are fixedly connected end to end, the end parts of the bidirectional screw rods (4) penetrate through the terminal main body (1) and are fixedly provided with crank handles (5),

the two ends of the rod wall of each two-way screw rod (4) are threaded with a movable plate (6), the lower end of the movable plate (6) is fixedly provided with a slide rod (7), the rod wall of the slide rod (7) is fixedly sleeved with a clamping plate (8), the rod wall of the slide rod (7) is sleeved with a first spring (9), the two ends of the first spring (9) are respectively fixedly connected with the slide rod (7) and the clamping plate (8),

the lower ends of two adjacent clamping plates (8) are provided with synchronous pulling mechanisms.

2. The relay protection secondary circuit overhaul terminal used for the electric power according to claim 1, wherein the two adjacent bidirectional screw rods (4) are welded.

3. The electric power-based relay protection secondary circuit overhauling terminal is characterized in that the synchronous pulling mechanism comprises a rotating rod (10), the wall of the rotating rod (10) is wound with two pull ropes (11), one end of each pull rope (11) far away from the rotating rod (10) is fixedly provided with a pull ring (12), the pull ring (12) is rotatably connected with the clamping plate (8), and the wall of the rotating rod (10) is fixedly provided with a rotating handle (13).

4. The relay protection secondary circuit inspection terminal for electric power according to claim 3, wherein the winding directions of the two pull cords (11) are opposite.

5. The power-based relay protection secondary circuit overhaul terminal as claimed in claim 3, wherein a gear (14) is fixedly sleeved on an outer side of the rotating rod (10), a rack (15) is meshed with a bottom of the gear (14), a fixing rod (16) is slidably arranged inside the rack (15), the fixing rod (16) is fixedly connected with the terminal body (1), a second spring (17) is sleeved on an outer side of the fixing rod (16), and two ends of the second spring (17) are fixedly connected with the fixing rod (16) and the rack (15) respectively.

6. The electric power-based relay protection secondary circuit overhaul terminal is characterized in that limiting rods (18) are slidably arranged at two ends of the inside of the rack (15) in a penetrating mode, and the limiting rods (18) are fixedly connected with the terminal main body (1).

7. The electric power relay protection secondary circuit based overhaul terminal as claimed in claim 1, wherein a silicone plate (19) is disposed on one side of each of the two clamping plates (8) close to each other.

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